Peel, wash and roughly grate the carrots and potatoes. Peel and chop the onions. Mix eggs, onions, carrots and potatoes. Season with salt and pepper. Wash and chop the herbs.
Mix half of the vegetables with thyme, the rest with marjoram. Fry in hot oil at medium heat for 3-4 minutes on each side in portions. Stir the crème fraîche and lime juice until smooth and serve with the ham to the potato pancakes.